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How China ranks worldwide on dormant space, the transfer market, routing security and address density.
PeeringDB-registered presence.
APNIC-measured end-user deployment.
Clean prefixes (valid RPKI + IRR, no mismatch).
Cumulative IPv4, IPv6, and ASN allocations to China over time.
The largest autonomous systems registered to China by IPv4 footprint.
| AS | Holder | IPv4 | Prefixes |
|---|---|---|---|
| AS4134CN | CHINANET-BACKBONE - No.31,Jin-rong Street | 111.8M | 1,353 |
| AS4837CN | CHINA169-Backbone - CHINA UNICOM China169 Backbone | 59.3M | 2,132 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,306 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.7M | 5,956 |
| AS37963CN | ALIBABA-CN-NET - Hangzhou Alibaba Advertising Co.,Ltd. |
China against its land-border neighbours on IPv4, IPv6, AS numbers and per-capita density.
Share of announced address space covered by valid Route Origin Authorizations.
6,624 autonomous systems registered to China. Click an AS for detail.
| 20.4M |
| 850 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 564 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,105 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.2M | 2,247 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 10.8M | 1,214 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,212 |
| AS145414-205 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144405CN | AS144405-220 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145003CN | AS145003-306 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145260CN | AS145260-51 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143184CN | AS143184-21 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142964CN | AS142964-315 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151461CN | AS151461-39 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS144435CN | AS144435-250 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144527CN | AS144527-342 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145843CN | AS145843-122 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143300CN | AS143300-137 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143726CN | AS143726-53 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143711CN | AS143711-38 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144146CN | AS144146-473 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146289CN | AS146289-56 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151459CN | AS151459-37 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS145402CN | AS145402-193 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145283CN | AS145283-74 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142761CN | AS142761-112 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143843CN | AS143843-170 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143023CN | AS143023-374 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143887CN | AS143887-214 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146319CN | AS146319-86 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144364CN | AS144364-179 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144902CN | AS144902-205 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142106CN | AS142106-40 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS145262CN | AS145262-53 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144506CN | AS144506-321 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145694CN | AS145694-485 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144849CN | AS144849-152 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142801CN | AS142801-152 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143074CN | AS143074-425 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146079CN | AS146079-358 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142768CN | AS142768-119 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144196CN | AS144196-11 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142779CN | AS142779-130 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143098CN | AS143098-449 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140657CN | CHINATELECOM-GUIZHOU-GUIAN-5G-NETWORK - CHINATELECOM Guizhou province Guian 5G network | — | 4 | 4 |
| AS211968CN | CHENRAN-AS Chenran MU | — | 1 | 1 |
| AS146367CN | AS146367-134 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143491CN | AS143491-328 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145084CN | AS145084-387 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146504CN | AS146504-271 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144155CN | AS144155-482 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144134CN | AS144134-461 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144971CN | AS144971-274 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145113CN | AS145113-416 - China Education and Research Network (CERNET) | — | 65.5K | 1 |